Summary: This Tip provides information about the Seattle Department of Construction and Inspections (SDCI) Tree Service Provider Registry and how to register your business. All tree service providers are required to be registered to conduct commercial tree work in Seattle. Property owners are required to use registered tree service providers for commercial tree work. SDCI’s Tree Service Provider Registry is accessible to the public so that owners, residents, and neighbors can be assured a registered company knowledgeable with tree regulations and best practices is completing work in their neighborhood.

Date Revised: 07/31/2023

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